For Versabond thinset, the recommended trowel size for a tile where the longest side of tile is less than 8 use 1/4 x 1/4 x 1/4 (6 x 6 x 6 mm) Square-Notch. The recommended type of trowel is usually listed on the adhesive package.

One may also ask, what size notched trowel for 20x20 tile? I use a 3/8 trowel for 12 tiles and move up to a 1/2 trowel around 16, depending on the flatness of the floor and tile. Ill also use my 3/4 U-notch for tile up around 20 or when the floors are very bad.

Also Know, what size notched trowel for 6x24 tile?

Typically for floor installations, a 1/4” square-notched trowel is the right tool for the job, but if your floor is rolling, uneven, or if you are working with very large tiles, it helps to use a trowel with larger notches. Recommended sizes are 3/8” and 1/2”, which are easy to find in most hardware stores.

What size notched trowel for floor tiles?

So a 12mm x 12mm trowel will leave a 6mm high bed of adhesive beneath the tile. A 6mm x 6mm trowel will leave a 3mm bed of adhesive beneath the tile. Using a U-notched trowel and embedding the tile into the adhesive leaves you with a bed of adhesive beneath the tile a little over 1/3 the size of the trowel teeth.